Advertising sign adapted for installation at a check-out counter



FIG. 1 is a perspective view of an advertising sign adapted forinstallation at a check-out counter showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a left side elevational view thereof;

FIG. 7 is a bottom plan view thereof.

The broken lines are shown for illustrative purposes only and form nopart of the claimed design.

The ornamental design for the advertising sign adapted for installationat a check-out counter, as shown and described.